admin variables screen refactoring

admin variables screen: can specify a Form for each variable

update to last storm

update to last storm

regression fix

constraint display styling

display usage constraints in edit album form

parses availability time

more loan constraints parsing

update to last storm

patch fix

usage constraints properties stored as serialized json

For now, only 'on-off' type is available.
It displays a checkbox on edit form, and text "Enabled/Disabled" on
variables list.

Conflicts:
	cosmogramme/sql/patch/patch_235.php
	cosmogramme/sql/patch/patch_236.php

Conflicts:
	cosmogramme/php/_init.php
	cosmogramme/sql/patch/patch_234.php

Conflicts:
	library/Class/AdminVar.php

Hotline master

See merge request !721

# Conflicts:
#	VERSIONS
#	cosmogramme/php/_init.php
#	cosmogramme/sql/patch/patch_232.php
#	library/Class/TypeDoc.php
#	library/Class/UserGroup.php
#	library/startup.php
#	tests/library/Class/UserGroupTest.php

Hotline#21462 default item availability label

See merge request !719

use last storm

extract loan duration

Hotline#21691 articles indexall performance

See merge request !718

Hotline #21086 koha loans

See merge request !694

Hotline#21534 group deleting suppress own users

See merge request !713

rel #21691 : only handles diffs when reindexing domains, only update linked record facets instead of update all domain's records

Rd #14085 pnb

See merge request !714

fix failing test on CI

add debug infos for failing test on CI

Display book player when available

Import Dilicom book thumbnails

Import Dilicom PNB offers file